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Bacterial DNA and Extra Chromosomal Elements Quiz

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Bacterial DNA and Extra Chromosomal Elements Quiz

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Questions and Answers

Which of the following is a key difference between prokaryotic and eukaryotic DNA?

Prokaryotic DNA is circular while eukaryotic DNA is linear (correct)

Prokaryotic DNA is found within the nucleus while eukaryotic DNA is found in the cytoplasm

Prokaryotic DNA is bound to histone proteins while eukaryotic DNA is not

Prokaryotic DNA contains introns while eukaryotic DNA does not

What is the primary function of the bacterial cell wall?

To allow the exchange of nutrients and waste products

To generate energy through ATP synthesis

To provide structural support and protection for the cell (correct)

To facilitate movement and locomotion of the cell

Which of the following is a key function of bacterial flagella?

To provide structural support and protection for the cell

To allow the cell to move and navigate its environment (correct)

To facilitate the exchange of nutrients and waste products

To generate energy through ATP synthesis

What is the primary function of the bacterial capsule?

To help the cell evade the host's immune system Signup and view all the answers

Which of the following is a key difference between prokaryotic and eukaryotic mRNA?

Prokaryotic mRNA is monogenic/mono-cistronic, while eukaryotic mRNA is polygenic/poly-cistronic Signup and view all the answers

What is the structure called that contains the genetic material in prokaryotic cells?

Nucleoid Signup and view all the answers

What is the function of the cell wall in bacteria?

Protection from osmotic stress Signup and view all the answers

Which structure is responsible for bacterial motility?

Flagella Signup and view all the answers

What is the main function of flagella in bacteria?

Providing motility Signup and view all the answers

What is the function of the capsule in bacteria?

Protection from desiccation and phagocytosis Signup and view all the answers

What component is absent in the nuclear body of prokaryotes?

Histones Signup and view all the answers

What is the primary function of the bacterial cell wall?

To provide structural support and shape Signup and view all the answers

What is the role of flagella in bacteria?

For locomotion and chemotaxis Signup and view all the answers

Which of the following statements about bacterial capsules is correct?

They protect bacteria from phagocytosis and desiccation Signup and view all the answers

What is the function of the nuclear body in prokaryotic cells?

Prokaryotes do not have a defined nuclear body Signup and view all the answers

Which component of the Gram-negative cell wall is responsible for endotoxin activity?

Lipopolysaccharide (LPS) Signup and view all the answers

What is the primary function of bacterial fimbriae?

Adhesion to host cells and surfaces Signup and view all the answers

Bacterial DNA and Extra Chromosomal Elements Quiz

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Questions and Answers

Which of the following is a key difference between prokaryotic and eukaryotic DNA?

What is the primary function of the bacterial cell wall?

Which of the following is a key function of bacterial flagella?

What is the primary function of the bacterial capsule?

Which of the following is a key difference between prokaryotic and eukaryotic mRNA?

What is the structure called that contains the genetic material in prokaryotic cells?

What is the function of the cell wall in bacteria?

Which structure is responsible for bacterial motility?

What is the main function of flagella in bacteria?

What is the function of the capsule in bacteria?

What component is absent in the nuclear body of prokaryotes?

What is the primary function of the bacterial cell wall?

What is the role of flagella in bacteria?

Which of the following statements about bacterial capsules is correct?

What is the function of the nuclear body in prokaryotic cells?

Which component of the Gram-negative cell wall is responsible for endotoxin activity?

What is the primary function of bacterial fimbriae?

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